/**
 * MOAB, a Mesh-Oriented datABase, is a software component for creating,
 * storing and accessing finite element mesh data.
 *
 * Copyright 2004 Sandia Corporation.  Under the terms of Contract
 * DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government
 * retains certain rights in this software.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 */

//-------------------------------------------------------------------------
// Filename      : WriteGMV.hpp
//
// Purpose       : Writer template
//
// Special Notes :
//
// Creator       : Tim Tautges
//
// Date          : 2/04
//
//-------------------------------------------------------------------------

#ifndef WRITEGMV_HPP
#define WRITEGMV_HPP

#include "moab/Forward.hpp"
#include "moab/WriterIface.hpp"

namespace moab
{

class WriteUtilIface;

//! Output Exodus File for VERDE
class WriteGMV : public WriterIface
{

  public:
    //! Constructor
    WriteGMV( Interface* impl );

    //! Destructor
    virtual ~WriteGMV();

    static WriterIface* factory( Interface* );

    ErrorCode write_file( const char* filename,
                          const bool overwite,
                          const FileOptions& opts,
                          const EntityHandle* output_sets,
                          const int num_output_sets,
                          const std::vector< std::string >& qa_list,
                          const Tag* tag_list     = NULL,
                          int num_tags            = 0,
                          int requested_dimension = 3 );

    //! writes out a mesh file
    ErrorCode write_file( const char* file_name,
                          const EntityHandle output_set,
                          const int user_dimension = 3,
                          const bool mesh          = true,
                          const bool poly_mesh     = true );

  protected:
  private:
    //! interface instance
    Interface* mbImpl;
    WriteUtilIface* mWriteIface;

    //! Cached tags for reading.  Note that all these tags are defined when the
    //! core is initialized.
    Tag mMaterialSetTag;
    Tag mDirichletSetTag;
    Tag mNeumannSetTag;
    Tag mHasMidNodesTag;
    Tag mGeomDimensionTag;
    Tag mGlobalIdTag;

    static const char* gmvTypeNames[MBMAXTYPE];

    ErrorCode local_write_mesh( const char* file_name,
                                const EntityHandle output_set,
                                const int user_dimension,
                                const bool mesh,
                                const bool poly_mesh );
};

}  // namespace moab

#endif
